Activity map — real sighting points on an OpenStreetMap basemap © OpenStreetMap contributors
Glacier Bay & Icy Strait

Eocene – Residency

68th sighting in Glacier Bay & Icy Strait
Fluke of Eocene
Eocene Confirmed in the catalog @5308
Jun 15 – Aug 21, 2025 · Glacier Bay & Icy Strait

Glacier Bay & Icy Strait · Jun – Aug 2025

279 m
Deepest dive
7:07
Longest dive
119
Dives
Sightings
11
Days between first and last sighting
67
Deepest dive on record
279 m · this residency

Dive stats modelled within real depth limits — not measured

Get actual dive data with Risa Deep →
SightingSeafloorSea tempDeepest dive (modelled)
Jun 15, 2025515 m10.0°C30 m
Jun 16, 2025462 m10.1°C32 m
Jun 19, 2025447 m10.4°C279 m
Jun 23, 2025169 m11.6°C144 m
Jun 24, 202554 m11.5°C49 m
Jun 30, 2025127 m11.8°C116 m
Jul 2, 2025154 m11.8°C103 m
Jul 14, 2025130 m12.8°C78 m
Jul 20, 202591 m12.9°C19 m
Jul 24, 2025139 m14.0°C69 m
Aug 21, 2025110 m14.1°C36 m

Seafloor and sea temperature measured · ✳ dives modelled

Activity map — real sighting points on an OpenStreetMap basemap © OpenStreetMap contributors

Deepest dive against the seafloor, per sighting

Seafloor · measured Deepest dive · modelled
Jun 15, 2025 — seafloor 515 m (measured), deepest dive 30 m (modelled)Jun 15Jun 16, 2025 — seafloor 462 m (measured), deepest dive 32 m (modelled)Jun 16Jun 19, 2025 — seafloor 447 m (measured), deepest dive 279 m (modelled)Jun 19Jun 23, 2025 — seafloor 169 m (measured), deepest dive 144 m (modelled)Jun 23Jun 24, 2025 — seafloor 54 m (measured), deepest dive 49 m (modelled)Jun 24Jun 30, 2025 — seafloor 127 m (measured), deepest dive 116 m (modelled)Jun 30Jul 2, 2025 — seafloor 154 m (measured), deepest dive 103 m (modelled)Jul 2Jul 14, 2025 — seafloor 130 m (measured), deepest dive 78 m (modelled)Jul 14Jul 20, 2025 — seafloor 91 m (measured), deepest dive 19 m (modelled)Jul 20Jul 24, 2025 — seafloor 139 m (measured), deepest dive 69 m (modelled)Jul 24Aug 21, 2025 — seafloor 110 m (measured), deepest dive 36 m (modelled)Aug 21

Depth runs down from the surface. The modelled dive never passes the measured seafloor at that sighting.

Dives

279 m
Deepest dive
7:07
Longest dive
119
Dives
28 m
Avg dive depth
11
Sightings
67
Days first → last

Dive metrics are modelled within real depth limits — not measured

Get actual dive data with Risa Deep →

Dive profile

modelled
0150300279 mstartdive sequence (illustrative)

Depth shaped by the seafloor limit here (447 m) and the published dive-behaviour distribution. Modelled, not measured.

Deep Effort Score

Deep

Depth, duration and recovery resolved into a single number for this session.

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Place

Where this happened · Jun 19, 2025

measured
Seafloor depth
447 m
Sea-surface temperature
10.4°C
Distance from shore
1.0 km

Across the residency · 11 sightings

measured
Seafloor depth
54 m – 515 m
Sea-surface temperature
10.0°C – 14.1°C
Distance from shore
1.0 km – 3.0 km

Sources: GEBCO seafloor grid · NASA JPL MUR sea temperature · PacIOOS coastline distance

Activity map — real sighting points on an OpenStreetMap basemap © OpenStreetMap contributors

Source records

This activity is assembled from 11 catalogued encounters on Happywhale.

Sighting records from Happywhale, published as occurrence data via GBIF. Individual records are licensed CC0 1.0, CC BY 4.0 or CC BY-NC 4.0, depending on the contributor.

The photographs and fluke identifications behind every sighting are the work of the contributing observers — the citizen scientists, naturalists and operators who logged them, each named in the underlying GBIF occurrence record. Every activity links out to its source encounters on Happywhale. Basemaps © OpenStreetMap contributors (ODbL).

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Breach is an independent project. It is not affiliated with, nor endorsed by, Happywhale or GBIF.